Table 1.

Comparison of before, during and 14 days treatment time points with smell scores by Wilcoxon matched pairs test

Treatment times	Mean	SD	Mean Diff	SD Diff	% of change	Z-value	p value
Before	9.51	0.71	4.83	2.89	50.76	8.8951	0.0001*
During	4.68	2.67
During	4.68	2.67	− 3.50	3.18	− 74.62	7.6456	0.0001*
14 days	8.18	1.71

*p < 0.05